38
T r o u b l e s h o o t i n g
A dash (-) appears in
the %SpO
2
display.
A poor signal from the
digit is being detected.
Reposition the digit or insert a
different digit and keep the
sensor motionless for at least
10 seconds.
Position the sensor at a
different site.
The digit was removed
from the sensor.
Reinsert the digit and keep the
sensor motionless for at least
10 seconds.
The system is not
functioning.
Turn off the unit, check all
connections, and retry.
Verify that the 4100 is paired
with the display.
Verify that the Connection
Status LED is green on both
the display unit and the patient
module.
Contact your distributor or
NONIN Customer Support.
An error code appears
in the display area.
The system encountered
an error.
1. Turn the unit off and then
back on again to remove
the error code.
2. If the error persists,
disconnect all power (AC
and battery), and then
reconnect the power and
turn the unit back on.
3. If the error still persists,
note the error code and
contact your distributor or
NONIN Customer
Support.
Problem
Possible Cause
Possible Solution
